Finding the Third Proportional to 3,553,820 and 5,459,057

Step by Step Solution

1. Step 1: Write the proportion equation
   3,553,820 : 5,459,057 = 5,459,057 : x
2. Step 2: Convert to fraction form
   3,553,820/5,459,057 = 5,459,057/x
3. Step 3: Cross multiply
   3,553,820x = 5,459,057 × 5,459,057
4. Step 4: Simplify right side
   3,553,820x = 29,801,303,329,249
5. Step 5: Solve for x
   x = 29,801,303,329,249/3,553,820
6. Step 6: Final answer
   x = 8,385,709.84